Impeller for pump



FIG. 1 is a perspective view of an impeller for pump showing the newdesign;

FIG. 2 is another perspective view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a left side elevation view thereof; and,

FIG. 7 is a right side elevation view thereof.

The broken lines and unshaded surfaces bounded by broken lines form nopart of the claimed design.

CLAIM The ornamental design for an impeller for pump, as shown anddescribed.